Langhian (15.97 Ma)

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Representation and status

Color CMYK
0/0/70/0
Color RGB
R: 255 G: 255 B: 77
Rank
chronostratigraphic Stage
Validity
Unit is in Use
Status
valid formal name
Status discussion

Nomenclature

Deutsch
Langhien
Français
Langhien
Italiano
Langhiano
English
Langhian (15.97 Ma)
Origin of the Name

Named after the Langhe area north of Ceva (Italy).

Historical Variants

Langhien (Pareto 1865, Mayer-Eymar 1867 emend), Langhium, langhien = mayencien (Maillard 1889), Langhiano (dal Piaz & Trevisan 1956)

Nomenclatorial Remarks

le Langhe (plural)

Hierarchy and sequence

Subordinate units
Upper boundary

FAD Sphenolithus heteromorphus (calcareous nannoplancton)

Lower boundary

FAD Praeorbulina glomerosa (Foraminifera), top of magnetic chronozone C5Cn.1n

Age

Age at top
  • middle Miocene
Age at base
  • middle Miocene

References

Definition
Pareto L. (1865) : Note sur les subdivisions que l'on pourrait établir dans les terrains de l'Apennin septentrional. Bull. Soc. géol. France (2) 22
Definition
dal Piaz G., Trevisan L. (1956) : Italia. Lexique stratigraphique international, vol. 1 Europe, Fasc. 11
  • Nördlinger-Ries-Impakt

    Status
    local name (informal)
    In short
    Meteorischer Impakt im Grenzgebiet zwischen Schwäbischer Alb und Fränkischer Alb, der durch Coesit-führende Impaktite (insb. Suevit = Schwabenstein) und Tektite (sog. Moldavit) bewiesen wurde.
    Age
    Langhian
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